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40x objective, NA 0.65 plus 2.5x relay lens to Canon T2i
captured as HD Video and then focus stacked.
Scale ~8.7 pixels per micron.
Theoretical resolution should be ~0.5 microns
AB Test of Focus Stacking
One stacked from 120 images in about 3 1/2 minutes.
The other stacked from 12 images in 18 seconds.
Can you tell a difference?
Source: E. C. Bolles Collection of Microscope Slides, San Diego Natural History Museum.
Image id: SDNHM_Microscope_Slides_014
A small disc with a material sample will be placed under the atomic force microscope.
Photo: Susan Allen/ Stockton University
This is from a beach out by the fort, this is one of the most incredible sand samples I've seen, the whole beach is full of this pebble-like sand
My first microscopic photo. This is a close-up of the edge of a leaf from around the base of the stem of a tomato.